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Cubes of 2 Digit Numbers Worksheet

Vedic maths trick 17: Cubes of 2-digit numbers · Set 799 · 40 sums
TalentJR

The trick (Anurupyena): Top row: a³, a²b, ab², b³ (each term is the one before × b ÷ a). Under the two middle terms write double of them, and add: a³ | 3a²b | 3ab² | b³. Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.85³ =
  2. 2.53³ =
  3. 3.39³ =
  4. 4.14³ =
  5. 5.14³ =
  6. 6.28³ =
  7. 7.78³ =
  8. 8.87³ =
  9. 9.53³ =
  10. 10.48³ =
  11. 11.59³ =
  12. 12.23³ =
  13. 13.54³ =
  14. 14.31³ =
  15. 15.21³ =
  16. 16.99³ =
  17. 17.23³ =
  18. 18.42³ =
  19. 19.48³ =
  20. 20.41³ =
  21. 21.21³ =
  22. 22.92³ =
  23. 23.31³ =
  24. 24.22³ =
  25. 25.57³ =
  26. 26.32³ =
  27. 27.33³ =
  28. 28.81³ =
  29. 29.41³ =
  30. 30.18³ =
  31. 31.81³ =
  32. 32.84³ =
  33. 33.33³ =
  34. 34.19³ =
  35. 35.94³ =
  36. 36.24³ =
  37. 37.49³ =
  38. 38.81³ =
  39. 39.21³ =
  40. 40.28³ =

Answer key

  1. 614125
  2. 148877
  3. 59319
  4. 2744
  5. 2744
  6. 21952
  7. 474552
  8. 658503
  9. 148877
  10. 110592
  11. 205379
  12. 12167
  13. 157464
  14. 29791
  15. 9261
  16. 970299
  17. 12167
  18. 74088
  19. 110592
  20. 68921
  21. 9261
  22. 778688
  23. 29791
  24. 10648
  25. 185193
  26. 32768
  27. 35937
  28. 531441
  29. 68921
  30. 5832
  31. 531441
  32. 592704
  33. 35937
  34. 6859
  35. 830584
  36. 13824
  37. 117649
  38. 531441
  39. 9261
  40. 21952

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